Hamamatsu weather in March

In March, Hamamatsu sees average daytime highs of 14°C and overnight lows near 6°C, with 148 mm of precipitation across 10.8 wet days and about 11.7 hours of daylight. It is the 9th-warmest and 8th-wettest month of the year here.

Highs climb over the month, from about 13°C in the first days to 16°C by the end. The sky is clear or mostly clear about 41% of the time in March, and the air most often feels dry.

Daylight stretches from about 11 h 12 min at the start of March to 12 h 18 min by month's end. Set against the rest of the year, March is Hamamatsu's 5th-clearest and 4th-windiest month. For the whole year in context, see Hamamatsu's year-round climate.

Daytime high
14°
9th warmest
Overnight low
4th coldest
Precipitation
148 mm
10.8 wet days
Daylight
11 h 42 min
6:07 AM – 5:51 PM
Cloud cover
52%
5th clearest
Wind
14 km/h
4th windiest
Solar energy
4.46 kWh/m²
Travel score
4.3
out of 10
Air quality
Good
PM2.5 9 µg/m³ · 2010

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in March

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 13°C in the first days to 16°C by the end.

A typical March day in Hamamatsu reaches about 14°C in the afternoon and slips back to 6°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 10°C and 18°C. Set against its neighbours, March runs about 3°C warmer than February and about 5°C cooler than April.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
1134
2134
3134
4134
5135
6135
7135
8135
9135
10145
11145
12145
13145
14145
15145
16145
17156
18156
19156
20156
21156
22156
23156
24157
25167
26167
27167
28167
29167
30167
31178

How March really feels in Hamamatsu

Once humidity and wind are folded in, March averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

March sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Hamamatsu weather by month

How March compares with the rest of the year at a glance. March is the 9th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan10° / 705.90.19.92.7
Feb11° / 896.90.510.73.1
Mar14° / 14810.80.111.74.3
Apr19° / 10°16511.1012.85.9
May23° / 15°18412013.86.4
Jun26° / 20°25815.7014.35.4
Jul30° / 24°27316.9014.14.2
Aug31° / 25°15716.2013.33.8
Sep28° / 22°24715.8012.25.1
Oct23° / 16°21612.5011.16.4
Nov18° / 10°1229.2010.25.9
Dec13° / 716.609.73.9

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 41% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 14% of March, with mostly cloudy or overcast conditions the remaining 45%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15644
25545
35644
45644
55743
65743
75743
85842
95842
105842
115743
125743
135743
145743
155644
165644
175644
185545
195446
205446
215446
225446
235347
245347
255347
265248
275248
285248
295248
305248
315248

Chance of precipitation in March

Any precipitation

Hamamatsu gets around 148 mm of rain and snow over 10.8 wet days in March. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 34% and peaks near 38% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%50%151015202531
Rain chance (%)
132
233
333
433
533
633
732
832
932
1032
1132
1232
1332
1432
1532
1633
1733
1834
1934
2035
2136
2236
2337
2437
2538
2638
2738
2838
2938
3038
3138

Humidity in March

DryComfortableHumidMuggyOppressiveMiserable

Most of March feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, March lands in the dry band about 99% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1991
2991
3991
4991
5991
6991
7991
8991
9991
10991
11991
12991
13991
14991
15991
16991
17991
18991
19991
20991
21991
22991
23991
24991
25991
26991
27991
28982
29982
30973
31973

Wind in March

Winds average 14 km/h in March.

Across March, daily wind ranges from about 14 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
614light breeze
714light breeze
814light breeze
914light breeze
1014light breeze
1114light breeze
1214light breeze
1314light breeze
1414light breeze
1514light breeze
1614light breeze
1714light breeze
1814light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light breeze
3014light breeze
3114light breeze

Sunrise & sunset in March

DaylightNight

Daylight runs from about 11 h 12 min at the start of March to 12 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 66 minutes over March. Sunrise moves from 6:27 AM to 5:45 AM, and sunset from 5:38 PM to 6:03 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.26:275:38
211.26:265:39
311.36:245:40
411.36:235:40
511.36:225:41
611.46:205:42
711.46:195:43
811.46:185:44
911.56:165:45
1011.56:155:46
1111.56:145:46
1211.66:125:47
1311.66:115:48
1411.76:105:49
1511.76:085:50
1611.76:075:51
1711.86:055:51
1811.86:045:52
1911.86:035:53
2011.96:015:54
2111.96:005:55
2212.05:585:56
2312.05:575:56
2412.05:555:57
2512.15:545:58
2612.15:535:59
2712.15:516:00
2812.25:506:00
2912.25:486:01
3012.35:476:02
3112.35:456:03

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 4.46 kWh/m².

For context, solar energy here swings from a low near 2.63 kWh/m² to a high of 5.38 kWh/m² in May across the year — March's 4.46 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.0Bright
24.0Bright
34.1Bright
44.1Bright
54.1Bright
64.2Bright
74.2Bright
84.3Bright
94.3Bright
104.3Bright
114.3Bright
124.4Bright
134.4Bright
144.4Bright
154.5Bright
164.5Bright
174.5Bright
184.5Bright
194.5Bright
204.6Bright
214.6Bright
224.6Bright
234.6Bright
244.7Bright
254.7Bright
264.7Bright
274.7Bright
284.8Bright
294.8Bright
304.8Bright
314.8Bright
Planning a trip in March

Hazard calendar for Hamamatsu

In seasonPeak

In March, Hamamatsu sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.

Hamamatsu sits in the Pacific typhoon belt; the season peaks July–October.

Pacific typhoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is March a good time to visit Hamamatsu?

Our two travel scores rate March for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

4.3
Sightseeing
7th-best month of the year
0.2
Beach & pool
9th-best month of the year

March is a reasonable time to visit Hamamatsu for sightseeing.

What to pack for Hamamatsu in March

From March's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In March, Hamamatsu sees daytime highs around 14°C and nights near 6°C. Worth packing: a warm layer and rain gear. About 11 days see rain.

a warm layerrain gear

Sea temperature near Hamamatsu in March

The nearest coast averages about 16°C in March — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 13 km away) is warmest in August at about 27°C and coldest in February near 16°C.

It's comfortable for a long swim from May 25 to Nov 28 — about 6.2 months when the water holds above 20°C.

15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan16Cool
Feb16Cool
Mar16Cool
Apr17Cool
May19Cool
Jun22Refreshing
Jul25Warm
Aug27Warm
Sep26Warm
Oct23Refreshing
Nov21Refreshing
Dec19Cool

UV index in Hamamatsu in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Hamamatsu peaks around July 15 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highModerateJul 15UV 10Dec 22UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar5Moderate
Apr7High
May9Very high
Jun10Very high
Jul10Very high
Aug9Very high
Sep9Very high
Oct6High
Nov4Moderate
Dec3Moderate
Location & terrain

Where is Hamamatsu?

Hamamatsu sits at 34.7°N, 137.7°E, 3 m above sea level, in Japan. The nearest listed city is Iwata, 11 km away.

Topography around Hamamatsu

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Hamamatsu.

Within 3 km, the terrain around Hamamatsu has only modest variations in elevation — a maximum elevation change of 41 m around an average of 9 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 274 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,569 m.

The land around Hamamatsu is covered by artificial surfaces (87%) within 3 km, water (42%) and artificial surfaces (31%) within 16 km, and trees (44%) and water (43%) within 80 km.

3 km
41 m
16 km
274 m
80 km
2,569 m
treesgrasslandcroplandartificial surfacesbare terrainwater
March weather nearby: Iwata 11 km · Hamakita 12 km · Arai 15 km · Fukuroi 18 km · Kosai 19 km · Mori 24 km · Kakegawa 27 km · Shinshiro 31 km

Japan travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type A / B
100 V · 50 / 60 Hz
Prices
≈ 65% of US
price level, 2025
GDP per capita
$35,951
2025
Happiness
6.1 / 10
World Happiness, 2025
Safe drinking water
99%
of population, 2024
Homicide rate
0.2
per 100k, 2023
Road deaths
3.6
per 100k/yr, 2019
Income group
High
World Bank
English
Very low
EF EPI 446
Religion
Shintoism 49%Buddhism 46%other 4%Christianity 1%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Hamamatsu (34.7°, 137.7333°, elevation 3 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).